./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem06_label25.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc9f533f-e7fc-4ee2-8b14-28f675bd4595/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc9f533f-e7fc-4ee2-8b14-28f675bd4595/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc9f533f-e7fc-4ee2-8b14-28f675bd4595/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc9f533f-e7fc-4ee2-8b14-28f675bd4595/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem06_label25.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc9f533f-e7fc-4ee2-8b14-28f675bd4595/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc9f533f-e7fc-4ee2-8b14-28f675bd4595/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9c36021bf62f8ecb2fe7680efcd1da84e4a48ab5a142b1b54a241450a0a93cde --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:33:32,667 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:33:32,670 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:33:32,726 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:33:32,727 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:33:32,731 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:33:32,733 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:33:32,737 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:33:32,739 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:33:32,745 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:33:32,746 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:33:32,748 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:33:32,749 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:33:32,751 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:33:32,754 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:33:32,758 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:33:32,760 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:33:32,761 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:33:32,763 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:33:32,771 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:33:32,773 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:33:32,774 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:33:32,777 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:33:32,779 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:33:32,788 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:33:32,788 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:33:32,789 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:33:32,791 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:33:32,792 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:33:32,793 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:33:32,794 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:33:32,795 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:33:32,797 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:33:32,798 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:33:32,800 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:33:32,800 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:33:32,801 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:33:32,801 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:33:32,802 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:33:32,803 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:33:32,803 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:33:32,804 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc9f533f-e7fc-4ee2-8b14-28f675bd4595/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:33:32,846 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:33:32,846 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:33:32,848 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:33:32,848 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:33:32,849 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:33:32,849 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:33:32,849 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:33:32,850 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:33:32,850 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:33:32,850 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:33:32,852 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:33:32,852 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:33:32,852 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:33:32,852 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:33:32,853 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:33:32,853 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:33:32,853 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:33:32,854 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:33:32,854 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:33:32,854 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:33:32,855 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:33:32,855 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:33:32,855 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:33:32,856 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:33:32,856 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:33:32,856 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:33:32,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:33:32,857 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:33:32,857 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc9f533f-e7fc-4ee2-8b14-28f675bd4595/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc9f533f-e7fc-4ee2-8b14-28f675bd4595/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c36021bf62f8ecb2fe7680efcd1da84e4a48ab5a142b1b54a241450a0a93cde [2021-11-23 00:33:33,196 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:33:33,239 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:33:33,241 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:33:33,243 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:33:33,244 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:33:33,246 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc9f533f-e7fc-4ee2-8b14-28f675bd4595/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/eca-rers2012/Problem06_label25.c [2021-11-23 00:33:33,321 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc9f533f-e7fc-4ee2-8b14-28f675bd4595/bin/ukojak-LBtLqBUTdQ/data/afe680fdc/4baa631c51e64d49b405e1f83290fe45/FLAGc685d1319 [2021-11-23 00:33:34,446 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:33:34,447 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc9f533f-e7fc-4ee2-8b14-28f675bd4595/sv-benchmarks/c/eca-rers2012/Problem06_label25.c [2021-11-23 00:33:34,514 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc9f533f-e7fc-4ee2-8b14-28f675bd4595/bin/ukojak-LBtLqBUTdQ/data/afe680fdc/4baa631c51e64d49b405e1f83290fe45/FLAGc685d1319 [2021-11-23 00:33:34,755 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc9f533f-e7fc-4ee2-8b14-28f675bd4595/bin/ukojak-LBtLqBUTdQ/data/afe680fdc/4baa631c51e64d49b405e1f83290fe45 [2021-11-23 00:33:34,758 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:33:34,761 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:33:34,764 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:33:34,765 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:33:34,770 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:33:34,770 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:33:34" (1/1) ... [2021-11-23 00:33:34,772 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1db0ad42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:33:34, skipping insertion in model container [2021-11-23 00:33:34,772 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:33:34" (1/1) ... [2021-11-23 00:33:34,781 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:33:35,063 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:33:37,227 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc9f533f-e7fc-4ee2-8b14-28f675bd4595/sv-benchmarks/c/eca-rers2012/Problem06_label25.c[337176,337189] [2021-11-23 00:33:37,249 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:33:37,266 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:33:38,436 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc9f533f-e7fc-4ee2-8b14-28f675bd4595/sv-benchmarks/c/eca-rers2012/Problem06_label25.c[337176,337189] [2021-11-23 00:33:38,440 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:33:38,526 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:33:38,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:33:38 WrapperNode [2021-11-23 00:33:38,527 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:33:38,528 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:33:38,528 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:33:38,530 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:33:38,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:33:38" (1/1) ... [2021-11-23 00:33:38,622 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:33:38" (1/1) ... [2021-11-23 00:33:39,065 INFO L137 Inliner]: procedures = 18, calls = 12, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 10173 [2021-11-23 00:33:39,066 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:33:39,067 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:33:39,067 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:33:39,067 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:33:39,076 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:33:38" (1/1) ... [2021-11-23 00:33:39,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:33:38" (1/1) ... [2021-11-23 00:33:39,153 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:33:38" (1/1) ... [2021-11-23 00:33:39,153 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:33:38" (1/1) ... [2021-11-23 00:33:39,493 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:33:38" (1/1) ... [2021-11-23 00:33:39,547 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:33:38" (1/1) ... [2021-11-23 00:33:39,566 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:33:38" (1/1) ... [2021-11-23 00:33:39,616 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:33:39,618 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:33:39,618 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:33:39,618 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:33:39,619 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:33:38" (1/1) ... [2021-11-23 00:33:39,627 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:33:39,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc9f533f-e7fc-4ee2-8b14-28f675bd4595/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:33:39,651 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc9f533f-e7fc-4ee2-8b14-28f675bd4595/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:33:39,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc9f533f-e7fc-4ee2-8b14-28f675bd4595/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:33:39,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:33:39,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:33:39,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:33:39,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:33:39,787 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:33:39,788 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:33:46,033 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:33:47,215 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:33:47,215 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 00:33:47,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:33:47 BoogieIcfgContainer [2021-11-23 00:33:47,221 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:33:47,223 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:33:47,223 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:33:47,234 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:33:47,234 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:33:47" (1/1) ... [2021-11-23 00:33:47,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:33:47,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:47,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1864 states to 938 states and 1864 transitions. [2021-11-23 00:33:47,349 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1864 transitions. [2021-11-23 00:33:47,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 930 [2021-11-23 00:33:47,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:47,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:48,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:49,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:55,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:55,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2824 states to 1865 states and 2824 transitions. [2021-11-23 00:33:55,642 INFO L276 IsEmpty]: Start isEmpty. Operand 1865 states and 2824 transitions. [2021-11-23 00:33:55,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 951 [2021-11-23 00:33:55,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:55,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:55,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:56,406 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:56,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:56,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2846 states to 1885 states and 2846 transitions. [2021-11-23 00:33:56,726 INFO L276 IsEmpty]: Start isEmpty. Operand 1885 states and 2846 transitions. [2021-11-23 00:33:56,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 974 [2021-11-23 00:33:56,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:56,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:56,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:57,252 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:57,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:57,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2892 states to 1928 states and 2892 transitions. [2021-11-23 00:33:57,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1928 states and 2892 transitions. [2021-11-23 00:33:57,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 996 [2021-11-23 00:33:57,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:57,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:57,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:58,378 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:59,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:59,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2961 states to 1993 states and 2961 transitions. [2021-11-23 00:33:59,225 INFO L276 IsEmpty]: Start isEmpty. Operand 1993 states and 2961 transitions. [2021-11-23 00:33:59,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1000 [2021-11-23 00:33:59,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:59,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:59,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:59,625 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:00,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:00,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3035 states to 2062 states and 3035 transitions. [2021-11-23 00:34:00,741 INFO L276 IsEmpty]: Start isEmpty. Operand 2062 states and 3035 transitions. [2021-11-23 00:34:00,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1010 [2021-11-23 00:34:00,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:00,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:00,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:01,291 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:02,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:02,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3120 states to 2141 states and 3120 transitions. [2021-11-23 00:34:02,729 INFO L276 IsEmpty]: Start isEmpty. Operand 2141 states and 3120 transitions. [2021-11-23 00:34:02,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1048 [2021-11-23 00:34:02,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:02,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:03,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:03,981 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:09,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:10,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4101 states to 3068 states and 4101 transitions. [2021-11-23 00:34:10,008 INFO L276 IsEmpty]: Start isEmpty. Operand 3068 states and 4101 transitions. [2021-11-23 00:34:10,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1050 [2021-11-23 00:34:10,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:10,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:10,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:11,138 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:16,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:16,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5086 states to 3995 states and 5086 transitions. [2021-11-23 00:34:16,805 INFO L276 IsEmpty]: Start isEmpty. Operand 3995 states and 5086 transitions. [2021-11-23 00:34:16,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1053 [2021-11-23 00:34:16,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:16,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:16,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:17,273 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:19,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:19,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5217 states to 4117 states and 5217 transitions. [2021-11-23 00:34:19,025 INFO L276 IsEmpty]: Start isEmpty. Operand 4117 states and 5217 transitions. [2021-11-23 00:34:19,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1060 [2021-11-23 00:34:19,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:19,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:19,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:19,473 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:19,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:19,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5230 states to 4127 states and 5230 transitions. [2021-11-23 00:34:19,847 INFO L276 IsEmpty]: Start isEmpty. Operand 4127 states and 5230 transitions. [2021-11-23 00:34:19,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1069 [2021-11-23 00:34:19,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:19,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:20,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:21,003 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 21 proven. 137 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:28,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:28,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6319 states to 5171 states and 6319 transitions. [2021-11-23 00:34:28,677 INFO L276 IsEmpty]: Start isEmpty. Operand 5171 states and 6319 transitions. [2021-11-23 00:34:28,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1071 [2021-11-23 00:34:28,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:28,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:28,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:29,124 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:29,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:29,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6330 states to 5182 states and 6330 transitions. [2021-11-23 00:34:29,344 INFO L276 IsEmpty]: Start isEmpty. Operand 5182 states and 6330 transitions. [2021-11-23 00:34:29,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1077 [2021-11-23 00:34:29,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:29,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:29,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:29,929 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 146 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:32,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:32,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6494 states to 5328 states and 6494 transitions. [2021-11-23 00:34:32,664 INFO L276 IsEmpty]: Start isEmpty. Operand 5328 states and 6494 transitions. [2021-11-23 00:34:32,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1085 [2021-11-23 00:34:32,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:32,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:32,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:33,277 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:34:35,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:35,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6688 states to 5482 states and 6688 transitions. [2021-11-23 00:34:35,862 INFO L276 IsEmpty]: Start isEmpty. Operand 5482 states and 6688 transitions. [2021-11-23 00:34:35,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1086 [2021-11-23 00:34:35,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:35,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:36,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:36,335 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:37,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:37,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6726 states to 5518 states and 6726 transitions. [2021-11-23 00:34:37,157 INFO L276 IsEmpty]: Start isEmpty. Operand 5518 states and 6726 transitions. [2021-11-23 00:34:37,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1092 [2021-11-23 00:34:37,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:37,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:37,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:37,932 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 161 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:42,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:42,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6924 states to 5679 states and 6924 transitions. [2021-11-23 00:34:42,080 INFO L276 IsEmpty]: Start isEmpty. Operand 5679 states and 6924 transitions. [2021-11-23 00:34:42,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1094 [2021-11-23 00:34:42,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:42,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:42,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:42,579 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:34:43,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:43,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6945 states to 5694 states and 6945 transitions. [2021-11-23 00:34:43,184 INFO L276 IsEmpty]: Start isEmpty. Operand 5694 states and 6945 transitions. [2021-11-23 00:34:43,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1094 [2021-11-23 00:34:43,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:43,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:43,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:44,028 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 163 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:48,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:48,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7111 states to 5840 states and 7111 transitions. [2021-11-23 00:34:48,026 INFO L276 IsEmpty]: Start isEmpty. Operand 5840 states and 7111 transitions. [2021-11-23 00:34:48,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1113 [2021-11-23 00:34:48,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:48,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:48,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:48,553 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 182 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:50,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:50,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7185 states to 5905 states and 7185 transitions. [2021-11-23 00:34:50,269 INFO L276 IsEmpty]: Start isEmpty. Operand 5905 states and 7185 transitions. [2021-11-23 00:34:50,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1116 [2021-11-23 00:34:50,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:50,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:50,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:50,854 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 185 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:52,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:52,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7307 states to 5973 states and 7307 transitions. [2021-11-23 00:34:52,834 INFO L276 IsEmpty]: Start isEmpty. Operand 5973 states and 7307 transitions. [2021-11-23 00:34:52,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1119 [2021-11-23 00:34:52,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:52,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:52,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:53,578 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:59,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:59,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7510 states to 6161 states and 7510 transitions. [2021-11-23 00:34:59,060 INFO L276 IsEmpty]: Start isEmpty. Operand 6161 states and 7510 transitions. [2021-11-23 00:34:59,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1121 [2021-11-23 00:34:59,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:59,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:59,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:59,594 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 190 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:00,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:00,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7542 states to 6190 states and 7542 transitions. [2021-11-23 00:35:00,292 INFO L276 IsEmpty]: Start isEmpty. Operand 6190 states and 7542 transitions. [2021-11-23 00:35:00,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1123 [2021-11-23 00:35:00,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:00,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:00,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:00,710 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 260 proven. 36 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 00:35:01,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:01,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7544 states to 6191 states and 7544 transitions. [2021-11-23 00:35:01,287 INFO L276 IsEmpty]: Start isEmpty. Operand 6191 states and 7544 transitions. [2021-11-23 00:35:01,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1124 [2021-11-23 00:35:01,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:01,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:01,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:01,985 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 193 proven. 74 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:35:03,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:03,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7686 states to 6267 states and 7686 transitions. [2021-11-23 00:35:03,974 INFO L276 IsEmpty]: Start isEmpty. Operand 6267 states and 7686 transitions. [2021-11-23 00:35:03,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1127 [2021-11-23 00:35:03,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:03,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:04,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:04,442 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:05,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:05,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7714 states to 6288 states and 7714 transitions. [2021-11-23 00:35:05,301 INFO L276 IsEmpty]: Start isEmpty. Operand 6288 states and 7714 transitions. [2021-11-23 00:35:05,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1128 [2021-11-23 00:35:05,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:05,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:05,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:05,717 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2021-11-23 00:35:08,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:08,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7867 states to 6406 states and 7867 transitions. [2021-11-23 00:35:08,504 INFO L276 IsEmpty]: Start isEmpty. Operand 6406 states and 7867 transitions. [2021-11-23 00:35:08,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1133 [2021-11-23 00:35:08,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:08,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:08,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:09,046 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:35:10,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:10,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7940 states to 6427 states and 7940 transitions. [2021-11-23 00:35:10,175 INFO L276 IsEmpty]: Start isEmpty. Operand 6427 states and 7940 transitions. [2021-11-23 00:35:10,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1135 [2021-11-23 00:35:10,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:10,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:10,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:10,611 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 245 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2021-11-23 00:35:11,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:11,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7952 states to 6437 states and 7952 transitions. [2021-11-23 00:35:11,167 INFO L276 IsEmpty]: Start isEmpty. Operand 6437 states and 7952 transitions. [2021-11-23 00:35:11,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1135 [2021-11-23 00:35:11,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:11,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:11,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:11,609 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 204 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:12,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:12,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7985 states to 6466 states and 7985 transitions. [2021-11-23 00:35:12,948 INFO L276 IsEmpty]: Start isEmpty. Operand 6466 states and 7985 transitions. [2021-11-23 00:35:12,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1137 [2021-11-23 00:35:12,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:12,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:13,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:13,449 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 206 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:15,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:15,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8021 states to 6497 states and 8021 transitions. [2021-11-23 00:35:15,141 INFO L276 IsEmpty]: Start isEmpty. Operand 6497 states and 8021 transitions. [2021-11-23 00:35:15,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1141 [2021-11-23 00:35:15,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:15,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:15,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:15,639 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 210 proven. 91 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:35:18,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:18,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8182 states to 6584 states and 8182 transitions. [2021-11-23 00:35:18,219 INFO L276 IsEmpty]: Start isEmpty. Operand 6584 states and 8182 transitions. [2021-11-23 00:35:18,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1141 [2021-11-23 00:35:18,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:18,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:18,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:18,696 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 210 proven. 91 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:35:19,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:19,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8226 states to 6594 states and 8226 transitions. [2021-11-23 00:35:19,426 INFO L276 IsEmpty]: Start isEmpty. Operand 6594 states and 8226 transitions. [2021-11-23 00:35:19,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1145 [2021-11-23 00:35:19,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:19,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:19,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:20,105 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 214 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:26,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:26,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8459 states to 6788 states and 8459 transitions. [2021-11-23 00:35:26,390 INFO L276 IsEmpty]: Start isEmpty. Operand 6788 states and 8459 transitions. [2021-11-23 00:35:26,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1150 [2021-11-23 00:35:26,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:26,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:26,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:26,735 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 262 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:28,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:28,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8551 states to 6832 states and 8551 transitions. [2021-11-23 00:35:28,610 INFO L276 IsEmpty]: Start isEmpty. Operand 6832 states and 8551 transitions. [2021-11-23 00:35:28,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1158 [2021-11-23 00:35:28,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:28,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:28,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:29,199 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 227 proven. 108 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-23 00:35:31,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:31,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8633 states to 6876 states and 8633 transitions. [2021-11-23 00:35:31,471 INFO L276 IsEmpty]: Start isEmpty. Operand 6876 states and 8633 transitions. [2021-11-23 00:35:31,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1158 [2021-11-23 00:35:31,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:31,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:31,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:31,860 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 227 proven. 108 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-23 00:35:32,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:32,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8663 states to 6886 states and 8663 transitions. [2021-11-23 00:35:32,608 INFO L276 IsEmpty]: Start isEmpty. Operand 6886 states and 8663 transitions. [2021-11-23 00:35:32,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1158 [2021-11-23 00:35:32,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:32,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:32,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:33,091 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 227 proven. 108 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-23 00:35:33,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:33,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8675 states to 6897 states and 8675 transitions. [2021-11-23 00:35:33,767 INFO L276 IsEmpty]: Start isEmpty. Operand 6897 states and 8675 transitions. [2021-11-23 00:35:33,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1158 [2021-11-23 00:35:33,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:33,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:33,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:34,201 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 227 proven. 108 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-23 00:35:34,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:34,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8715 states to 6907 states and 8715 transitions. [2021-11-23 00:35:34,949 INFO L276 IsEmpty]: Start isEmpty. Operand 6907 states and 8715 transitions. [2021-11-23 00:35:34,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1162 [2021-11-23 00:35:34,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:34,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:35,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:35,922 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:44,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:44,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9707 states to 7835 states and 9707 transitions. [2021-11-23 00:35:44,151 INFO L276 IsEmpty]: Start isEmpty. Operand 7835 states and 9707 transitions. [2021-11-23 00:35:44,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1168 [2021-11-23 00:35:44,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:44,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:44,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:44,913 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:46,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:46,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9757 states to 7883 states and 9757 transitions. [2021-11-23 00:35:46,382 INFO L276 IsEmpty]: Start isEmpty. Operand 7883 states and 9757 transitions. [2021-11-23 00:35:46,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1171 [2021-11-23 00:35:46,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:46,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:46,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:47,328 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 240 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:50,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:50,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9842 states to 7962 states and 9842 transitions. [2021-11-23 00:35:50,122 INFO L276 IsEmpty]: Start isEmpty. Operand 7962 states and 9842 transitions. [2021-11-23 00:35:50,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1183 [2021-11-23 00:35:50,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:50,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:50,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:51,104 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 251 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:59,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:59,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10065 states to 8145 states and 10065 transitions. [2021-11-23 00:35:59,005 INFO L276 IsEmpty]: Start isEmpty. Operand 8145 states and 10065 transitions. [2021-11-23 00:35:59,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1186 [2021-11-23 00:35:59,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:59,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:59,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:59,445 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 334 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:00,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:00,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10135 states to 8204 states and 10135 transitions. [2021-11-23 00:36:00,876 INFO L276 IsEmpty]: Start isEmpty. Operand 8204 states and 10135 transitions. [2021-11-23 00:36:00,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1186 [2021-11-23 00:36:00,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:00,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:01,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:01,315 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 334 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:02,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:02,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10158 states to 8227 states and 10158 transitions. [2021-11-23 00:36:02,417 INFO L276 IsEmpty]: Start isEmpty. Operand 8227 states and 10158 transitions. [2021-11-23 00:36:02,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1192 [2021-11-23 00:36:02,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:02,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:02,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:03,373 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 261 proven. 137 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:36:07,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:07,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10363 states to 8388 states and 10363 transitions. [2021-11-23 00:36:07,738 INFO L276 IsEmpty]: Start isEmpty. Operand 8388 states and 10363 transitions. [2021-11-23 00:36:07,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1194 [2021-11-23 00:36:07,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:07,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:07,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:08,195 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 408 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2021-11-23 00:36:09,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:09,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10386 states to 8411 states and 10386 transitions. [2021-11-23 00:36:09,417 INFO L276 IsEmpty]: Start isEmpty. Operand 8411 states and 10386 transitions. [2021-11-23 00:36:09,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1194 [2021-11-23 00:36:09,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:09,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:09,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:10,270 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 262 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:19,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:19,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11391 states to 9339 states and 11391 transitions. [2021-11-23 00:36:19,667 INFO L276 IsEmpty]: Start isEmpty. Operand 9339 states and 11391 transitions. [2021-11-23 00:36:19,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1198 [2021-11-23 00:36:19,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:19,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:19,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:20,239 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 266 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:26,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:26,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11556 states to 9488 states and 11556 transitions. [2021-11-23 00:36:26,983 INFO L276 IsEmpty]: Start isEmpty. Operand 9488 states and 11556 transitions. [2021-11-23 00:36:26,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1206 [2021-11-23 00:36:26,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:26,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:27,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:27,634 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 372 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-11-23 00:36:29,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:29,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11600 states to 9530 states and 11600 transitions. [2021-11-23 00:36:29,766 INFO L276 IsEmpty]: Start isEmpty. Operand 9530 states and 11600 transitions. [2021-11-23 00:36:29,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1206 [2021-11-23 00:36:29,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:29,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:29,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:30,516 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 274 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:38,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:38,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11791 states to 9686 states and 11791 transitions. [2021-11-23 00:36:38,131 INFO L276 IsEmpty]: Start isEmpty. Operand 9686 states and 11791 transitions. [2021-11-23 00:36:38,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1208 [2021-11-23 00:36:38,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:38,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:38,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:38,916 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 300 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-11-23 00:36:46,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:46,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11997 states to 9861 states and 11997 transitions. [2021-11-23 00:36:46,890 INFO L276 IsEmpty]: Start isEmpty. Operand 9861 states and 11997 transitions. [2021-11-23 00:36:46,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1210 [2021-11-23 00:36:46,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:46,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:47,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:47,723 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 278 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:55,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:55,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12191 states to 10023 states and 12191 transitions. [2021-11-23 00:36:55,102 INFO L276 IsEmpty]: Start isEmpty. Operand 10023 states and 12191 transitions. [2021-11-23 00:36:55,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1211 [2021-11-23 00:36:55,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:55,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:55,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:55,918 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 280 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2021-11-23 00:37:01,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:01,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12384 states to 10186 states and 12384 transitions. [2021-11-23 00:37:01,748 INFO L276 IsEmpty]: Start isEmpty. Operand 10186 states and 12384 transitions. [2021-11-23 00:37:01,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1214 [2021-11-23 00:37:01,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:01,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:01,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:02,544 INFO L134 CoverageAnalysis]: Checked inductivity of 598 backedges. 355 proven. 127 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2021-11-23 00:37:04,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:04,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12403 states to 10205 states and 12403 transitions. [2021-11-23 00:37:04,027 INFO L276 IsEmpty]: Start isEmpty. Operand 10205 states and 12403 transitions. [2021-11-23 00:37:04,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1229 [2021-11-23 00:37:04,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:04,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:04,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:04,649 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 420 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:09,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:09,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12573 states to 10328 states and 12573 transitions. [2021-11-23 00:37:09,126 INFO L276 IsEmpty]: Start isEmpty. Operand 10328 states and 12573 transitions. [2021-11-23 00:37:09,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1229 [2021-11-23 00:37:09,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:09,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:09,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:09,586 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 420 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:11,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:11,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12597 states to 10351 states and 12597 transitions. [2021-11-23 00:37:11,126 INFO L276 IsEmpty]: Start isEmpty. Operand 10351 states and 12597 transitions. [2021-11-23 00:37:11,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1230 [2021-11-23 00:37:11,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:11,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:11,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:11,616 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 298 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:15,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:15,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12695 states to 10443 states and 12695 transitions. [2021-11-23 00:37:15,065 INFO L276 IsEmpty]: Start isEmpty. Operand 10443 states and 12695 transitions. [2021-11-23 00:37:15,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1231 [2021-11-23 00:37:15,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:15,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:15,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:16,000 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 299 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:18,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:18,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12765 states to 10481 states and 12765 transitions. [2021-11-23 00:37:18,612 INFO L276 IsEmpty]: Start isEmpty. Operand 10481 states and 12765 transitions. [2021-11-23 00:37:18,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1235 [2021-11-23 00:37:18,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:18,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:18,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:19,077 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 303 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:21,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:21,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12835 states to 10548 states and 12835 transitions. [2021-11-23 00:37:21,164 INFO L276 IsEmpty]: Start isEmpty. Operand 10548 states and 12835 transitions. [2021-11-23 00:37:21,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1237 [2021-11-23 00:37:21,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:21,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:21,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:21,766 INFO L134 CoverageAnalysis]: Checked inductivity of 554 backedges. 306 proven. 182 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-23 00:37:25,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:25,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12996 states to 10646 states and 12996 transitions. [2021-11-23 00:37:25,507 INFO L276 IsEmpty]: Start isEmpty. Operand 10646 states and 12996 transitions. [2021-11-23 00:37:25,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1237 [2021-11-23 00:37:25,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:25,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:25,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:25,953 INFO L134 CoverageAnalysis]: Checked inductivity of 554 backedges. 306 proven. 182 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-23 00:37:27,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:27,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13012 states to 10657 states and 13012 transitions. [2021-11-23 00:37:27,064 INFO L276 IsEmpty]: Start isEmpty. Operand 10657 states and 13012 transitions. [2021-11-23 00:37:27,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1237 [2021-11-23 00:37:27,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:27,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:27,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:27,703 INFO L134 CoverageAnalysis]: Checked inductivity of 554 backedges. 306 proven. 182 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-23 00:37:31,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:31,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13070 states to 10710 states and 13070 transitions. [2021-11-23 00:37:31,036 INFO L276 IsEmpty]: Start isEmpty. Operand 10710 states and 13070 transitions. [2021-11-23 00:37:31,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1237 [2021-11-23 00:37:31,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:31,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:31,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:31,531 INFO L134 CoverageAnalysis]: Checked inductivity of 554 backedges. 306 proven. 182 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-23 00:37:33,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:33,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13093 states to 10733 states and 13093 transitions. [2021-11-23 00:37:33,532 INFO L276 IsEmpty]: Start isEmpty. Operand 10733 states and 13093 transitions. [2021-11-23 00:37:33,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1237 [2021-11-23 00:37:33,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:33,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:33,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:34,094 INFO L134 CoverageAnalysis]: Checked inductivity of 554 backedges. 306 proven. 182 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-23 00:37:35,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:35,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13139 states to 10743 states and 13139 transitions. [2021-11-23 00:37:35,398 INFO L276 IsEmpty]: Start isEmpty. Operand 10743 states and 13139 transitions. [2021-11-23 00:37:35,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1237 [2021-11-23 00:37:35,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:35,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:35,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:35,859 INFO L134 CoverageAnalysis]: Checked inductivity of 554 backedges. 306 proven. 182 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-23 00:37:37,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:37,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13188 states to 10753 states and 13188 transitions. [2021-11-23 00:37:37,190 INFO L276 IsEmpty]: Start isEmpty. Operand 10753 states and 13188 transitions. [2021-11-23 00:37:37,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1238 [2021-11-23 00:37:37,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:37,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:37,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:37,602 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 349 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:39,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:39,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13249 states to 10798 states and 13249 transitions. [2021-11-23 00:37:39,702 INFO L276 IsEmpty]: Start isEmpty. Operand 10798 states and 13249 transitions. [2021-11-23 00:37:39,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1238 [2021-11-23 00:37:39,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:39,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:39,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:40,123 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 306 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:44,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:44,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13359 states to 10900 states and 13359 transitions. [2021-11-23 00:37:44,736 INFO L276 IsEmpty]: Start isEmpty. Operand 10900 states and 13359 transitions. [2021-11-23 00:37:44,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1240 [2021-11-23 00:37:44,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:44,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:44,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:45,161 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 327 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2021-11-23 00:37:53,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:53,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13674 states to 11184 states and 13674 transitions. [2021-11-23 00:37:53,140 INFO L276 IsEmpty]: Start isEmpty. Operand 11184 states and 13674 transitions. [2021-11-23 00:37:53,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1252 [2021-11-23 00:37:53,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:53,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:53,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:53,848 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:04,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:04,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13894 states to 11387 states and 13894 transitions. [2021-11-23 00:38:04,189 INFO L276 IsEmpty]: Start isEmpty. Operand 11387 states and 13894 transitions. [2021-11-23 00:38:04,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1253 [2021-11-23 00:38:04,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:04,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:04,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:04,629 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 322 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2021-11-23 00:38:08,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:08,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14023 states to 11512 states and 14023 transitions. [2021-11-23 00:38:08,211 INFO L276 IsEmpty]: Start isEmpty. Operand 11512 states and 14023 transitions. [2021-11-23 00:38:08,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1256 [2021-11-23 00:38:08,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:08,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:08,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:09,269 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 324 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:13,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:13,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14107 states to 11590 states and 14107 transitions. [2021-11-23 00:38:13,344 INFO L276 IsEmpty]: Start isEmpty. Operand 11590 states and 14107 transitions. [2021-11-23 00:38:13,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1262 [2021-11-23 00:38:13,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:13,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:13,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:13,793 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 331 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2021-11-23 00:38:19,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:19,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14330 states to 11746 states and 14330 transitions. [2021-11-23 00:38:19,682 INFO L276 IsEmpty]: Start isEmpty. Operand 11746 states and 14330 transitions. [2021-11-23 00:38:19,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1262 [2021-11-23 00:38:19,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:19,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:19,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:20,129 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 331 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2021-11-23 00:38:22,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:22,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14355 states to 11769 states and 14355 transitions. [2021-11-23 00:38:22,103 INFO L276 IsEmpty]: Start isEmpty. Operand 11769 states and 14355 transitions. [2021-11-23 00:38:22,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1270 [2021-11-23 00:38:22,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:22,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:22,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:23,098 INFO L134 CoverageAnalysis]: Checked inductivity of 587 backedges. 339 proven. 182 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-23 00:38:25,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:25,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14452 states to 11862 states and 14452 transitions. [2021-11-23 00:38:25,957 INFO L276 IsEmpty]: Start isEmpty. Operand 11862 states and 14452 transitions. [2021-11-23 00:38:25,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1270 [2021-11-23 00:38:25,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:25,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:26,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:26,404 INFO L134 CoverageAnalysis]: Checked inductivity of 587 backedges. 339 proven. 182 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-23 00:38:29,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:29,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14497 states to 11904 states and 14497 transitions. [2021-11-23 00:38:29,324 INFO L276 IsEmpty]: Start isEmpty. Operand 11904 states and 14497 transitions. [2021-11-23 00:38:29,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1270 [2021-11-23 00:38:29,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:29,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:29,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:29,834 INFO L134 CoverageAnalysis]: Checked inductivity of 587 backedges. 339 proven. 182 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-23 00:38:31,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:31,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14522 states to 11927 states and 14522 transitions. [2021-11-23 00:38:31,945 INFO L276 IsEmpty]: Start isEmpty. Operand 11927 states and 14522 transitions. [2021-11-23 00:38:31,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1270 [2021-11-23 00:38:31,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:31,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:32,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:32,390 INFO L134 CoverageAnalysis]: Checked inductivity of 587 backedges. 339 proven. 182 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-23 00:38:33,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:33,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14535 states to 11938 states and 14535 transitions. [2021-11-23 00:38:33,700 INFO L276 IsEmpty]: Start isEmpty. Operand 11938 states and 14535 transitions. [2021-11-23 00:38:33,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1270 [2021-11-23 00:38:33,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:33,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:33,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:34,191 INFO L134 CoverageAnalysis]: Checked inductivity of 587 backedges. 339 proven. 182 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-23 00:38:35,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:35,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14584 states to 11948 states and 14584 transitions. [2021-11-23 00:38:35,623 INFO L276 IsEmpty]: Start isEmpty. Operand 11948 states and 14584 transitions. [2021-11-23 00:38:35,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1281 [2021-11-23 00:38:35,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:35,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:35,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:36,112 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 369 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2021-11-23 00:38:39,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:39,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14792 states to 12150 states and 14792 transitions. [2021-11-23 00:38:39,948 INFO L276 IsEmpty]: Start isEmpty. Operand 12150 states and 14792 transitions. [2021-11-23 00:38:39,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1283 [2021-11-23 00:38:39,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:39,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:40,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:41,958 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 21 proven. 447 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:54,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:54,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16529 states to 13248 states and 16529 transitions. [2021-11-23 00:39:54,423 INFO L276 IsEmpty]: Start isEmpty. Operand 13248 states and 16529 transitions. [2021-11-23 00:39:54,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1285 [2021-11-23 00:39:54,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:54,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:54,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:55,272 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 353 proven. 122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:07,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:07,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16795 states to 13480 states and 16795 transitions. [2021-11-23 00:40:07,648 INFO L276 IsEmpty]: Start isEmpty. Operand 13480 states and 16795 transitions. [2021-11-23 00:40:07,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1289 [2021-11-23 00:40:07,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:07,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:07,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:08,121 INFO L134 CoverageAnalysis]: Checked inductivity of 485 backedges. 479 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:11,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:11,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16877 states to 13487 states and 16877 transitions. [2021-11-23 00:40:11,076 INFO L276 IsEmpty]: Start isEmpty. Operand 13487 states and 16877 transitions. [2021-11-23 00:40:11,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1291 [2021-11-23 00:40:11,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:11,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:11,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:11,855 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 359 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:17,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:17,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16981 states to 13584 states and 16981 transitions. [2021-11-23 00:40:17,961 INFO L276 IsEmpty]: Start isEmpty. Operand 13584 states and 16981 transitions. [2021-11-23 00:40:17,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1292 [2021-11-23 00:40:17,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:17,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:18,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:18,907 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 360 proven. 134 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:22,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:22,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17010 states to 13594 states and 17010 transitions. [2021-11-23 00:40:22,720 INFO L276 IsEmpty]: Start isEmpty. Operand 13594 states and 17010 transitions. [2021-11-23 00:40:22,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1293 [2021-11-23 00:40:22,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:22,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:22,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:23,376 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 366 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:25,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:25,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17025 states to 13601 states and 17025 transitions. [2021-11-23 00:40:25,981 INFO L276 IsEmpty]: Start isEmpty. Operand 13601 states and 17025 transitions. [2021-11-23 00:40:25,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1296 [2021-11-23 00:40:26,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:26,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:26,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:26,744 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 364 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:37,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:37,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17232 states to 13788 states and 17232 transitions. [2021-11-23 00:40:37,476 INFO L276 IsEmpty]: Start isEmpty. Operand 13788 states and 17232 transitions. [2021-11-23 00:40:37,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1297 [2021-11-23 00:40:37,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:37,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:37,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:38,152 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 382 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2021-11-23 00:40:39,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:39,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17252 states to 13794 states and 17252 transitions. [2021-11-23 00:40:39,447 INFO L276 IsEmpty]: Start isEmpty. Operand 13794 states and 17252 transitions. [2021-11-23 00:40:39,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1300 [2021-11-23 00:40:39,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:39,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:39,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:39,923 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 508 proven. 8 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:40:40,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:40,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17254 states to 13796 states and 17254 transitions. [2021-11-23 00:40:40,437 INFO L276 IsEmpty]: Start isEmpty. Operand 13796 states and 17254 transitions. [2021-11-23 00:40:40,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1300 [2021-11-23 00:40:40,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:40,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:40,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:41,350 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 501 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:44,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:44,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17309 states to 13814 states and 17309 transitions. [2021-11-23 00:40:44,822 INFO L276 IsEmpty]: Start isEmpty. Operand 13814 states and 17309 transitions. [2021-11-23 00:40:44,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1301 [2021-11-23 00:40:44,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:44,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:44,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:45,321 INFO L134 CoverageAnalysis]: Checked inductivity of 526 backedges. 502 proven. 18 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:40:46,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:46,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17314 states to 13818 states and 17314 transitions. [2021-11-23 00:40:46,467 INFO L276 IsEmpty]: Start isEmpty. Operand 13818 states and 17314 transitions. [2021-11-23 00:40:46,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1304 [2021-11-23 00:40:46,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:46,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:46,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:46,952 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 372 proven. 157 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:40:47,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:47,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17317 states to 13821 states and 17317 transitions. [2021-11-23 00:40:47,560 INFO L276 IsEmpty]: Start isEmpty. Operand 13821 states and 17317 transitions. [2021-11-23 00:40:47,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1304 [2021-11-23 00:40:47,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:47,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:47,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:48,480 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 379 proven. 7 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:40:50,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:50,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17336 states to 13830 states and 17336 transitions. [2021-11-23 00:40:50,330 INFO L276 IsEmpty]: Start isEmpty. Operand 13830 states and 17336 transitions. [2021-11-23 00:40:50,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1304 [2021-11-23 00:40:50,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:50,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:50,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:50,984 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 388 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:53,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:53,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17362 states to 13841 states and 17362 transitions. [2021-11-23 00:40:53,130 INFO L276 IsEmpty]: Start isEmpty. Operand 13841 states and 17362 transitions. [2021-11-23 00:40:53,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1305 [2021-11-23 00:40:53,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:53,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:53,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:54,297 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 378 proven. 11 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:41:02,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:02,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17500 states to 13947 states and 17500 transitions. [2021-11-23 00:41:02,757 INFO L276 IsEmpty]: Start isEmpty. Operand 13947 states and 17500 transitions. [2021-11-23 00:41:02,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1305 [2021-11-23 00:41:02,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:02,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:02,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:03,249 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 378 proven. 11 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:41:05,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:05,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17506 states to 13951 states and 17506 transitions. [2021-11-23 00:41:05,067 INFO L276 IsEmpty]: Start isEmpty. Operand 13951 states and 17506 transitions. [2021-11-23 00:41:05,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1307 [2021-11-23 00:41:05,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:05,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:05,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:06,568 INFO L134 CoverageAnalysis]: Checked inductivity of 547 backedges. 393 proven. 139 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:41:22,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:22,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17936 states to 14210 states and 17936 transitions. [2021-11-23 00:41:22,292 INFO L276 IsEmpty]: Start isEmpty. Operand 14210 states and 17936 transitions. [2021-11-23 00:41:22,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1309 [2021-11-23 00:41:22,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:22,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:22,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:22,758 INFO L134 CoverageAnalysis]: Checked inductivity of 545 backedges. 377 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:24,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:24,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17954 states to 14224 states and 17954 transitions. [2021-11-23 00:41:24,337 INFO L276 IsEmpty]: Start isEmpty. Operand 14224 states and 17954 transitions. [2021-11-23 00:41:24,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1311 [2021-11-23 00:41:24,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:24,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:24,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:25,005 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 401 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:41:26,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:26,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17967 states to 14231 states and 17967 transitions. [2021-11-23 00:41:26,767 INFO L276 IsEmpty]: Start isEmpty. Operand 14231 states and 17967 transitions. [2021-11-23 00:41:26,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1313 [2021-11-23 00:41:26,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:26,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:26,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:27,526 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 406 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:31,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:31,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18014 states to 14258 states and 18014 transitions. [2021-11-23 00:41:31,271 INFO L276 IsEmpty]: Start isEmpty. Operand 14258 states and 18014 transitions. [2021-11-23 00:41:31,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1313 [2021-11-23 00:41:31,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:31,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:31,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:31,737 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 406 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:34,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:34,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18028 states to 14267 states and 18028 transitions. [2021-11-23 00:41:34,109 INFO L276 IsEmpty]: Start isEmpty. Operand 14267 states and 18028 transitions. [2021-11-23 00:41:34,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1314 [2021-11-23 00:41:34,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:34,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:34,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:36,474 INFO L134 CoverageAnalysis]: Checked inductivity of 565 backedges. 388 proven. 177 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:50,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:50,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18263 states to 14486 states and 18263 transitions. [2021-11-23 00:41:50,547 INFO L276 IsEmpty]: Start isEmpty. Operand 14486 states and 18263 transitions. [2021-11-23 00:41:50,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1315 [2021-11-23 00:41:50,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:50,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:50,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:51,994 INFO L134 CoverageAnalysis]: Checked inductivity of 577 backedges. 398 proven. 179 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:58,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:58,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18401 states to 14614 states and 18401 transitions. [2021-11-23 00:41:58,810 INFO L276 IsEmpty]: Start isEmpty. Operand 14614 states and 18401 transitions. [2021-11-23 00:41:58,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1316 [2021-11-23 00:41:58,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:58,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:58,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:59,692 INFO L134 CoverageAnalysis]: Checked inductivity of 574 backedges. 402 proven. 148 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:42:04,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:04,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18479 states to 14632 states and 18479 transitions. [2021-11-23 00:42:04,354 INFO L276 IsEmpty]: Start isEmpty. Operand 14632 states and 18479 transitions. [2021-11-23 00:42:04,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1318 [2021-11-23 00:42:04,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:04,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:04,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:04,981 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 386 proven. 186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:05,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:05,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18493 states to 14641 states and 18493 transitions. [2021-11-23 00:42:05,442 INFO L276 IsEmpty]: Start isEmpty. Operand 14641 states and 18493 transitions. [2021-11-23 00:42:05,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1319 [2021-11-23 00:42:05,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:05,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:05,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:06,832 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 418 proven. 117 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2021-11-23 00:42:08,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:08,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18498 states to 14644 states and 18498 transitions. [2021-11-23 00:42:08,964 INFO L276 IsEmpty]: Start isEmpty. Operand 14644 states and 18498 transitions. [2021-11-23 00:42:08,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1319 [2021-11-23 00:42:08,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:08,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:09,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:10,602 INFO L134 CoverageAnalysis]: Checked inductivity of 603 backedges. 579 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:42:28,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:28,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18914 states to 14906 states and 18914 transitions. [2021-11-23 00:42:28,542 INFO L276 IsEmpty]: Start isEmpty. Operand 14906 states and 18914 transitions. [2021-11-23 00:42:28,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1319 [2021-11-23 00:42:28,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:28,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:28,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:29,015 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 405 proven. 151 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:42:32,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:32,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18940 states to 14918 states and 18940 transitions. [2021-11-23 00:42:32,098 INFO L276 IsEmpty]: Start isEmpty. Operand 14918 states and 18940 transitions. [2021-11-23 00:42:32,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1320 [2021-11-23 00:42:32,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:32,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:32,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:32,574 INFO L134 CoverageAnalysis]: Checked inductivity of 607 backedges. 452 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2021-11-23 00:42:33,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:33,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18944 states to 14922 states and 18944 transitions. [2021-11-23 00:42:33,755 INFO L276 IsEmpty]: Start isEmpty. Operand 14922 states and 18944 transitions. [2021-11-23 00:42:33,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1320 [2021-11-23 00:42:33,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:33,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:33,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:34,239 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 406 proven. 152 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:42:34,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:34,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18956 states to 14923 states and 18956 transitions. [2021-11-23 00:42:34,973 INFO L276 IsEmpty]: Start isEmpty. Operand 14923 states and 18956 transitions. [2021-11-23 00:42:34,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1320 [2021-11-23 00:42:34,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:35,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:35,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:35,453 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 396 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-23 00:42:39,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:39,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18995 states to 14948 states and 18995 transitions. [2021-11-23 00:42:39,307 INFO L276 IsEmpty]: Start isEmpty. Operand 14948 states and 18995 transitions. [2021-11-23 00:42:39,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1320 [2021-11-23 00:42:39,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:39,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:39,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:39,976 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 396 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-23 00:42:42,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:42,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19010 states to 14957 states and 19010 transitions. [2021-11-23 00:42:42,921 INFO L276 IsEmpty]: Start isEmpty. Operand 14957 states and 19010 transitions. [2021-11-23 00:42:42,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1321 [2021-11-23 00:42:42,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:42,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:43,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:43,585 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 389 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:48,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:48,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19108 states to 15048 states and 19108 transitions. [2021-11-23 00:42:48,909 INFO L276 IsEmpty]: Start isEmpty. Operand 15048 states and 19108 transitions. [2021-11-23 00:42:48,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1322 [2021-11-23 00:42:48,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:48,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:49,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:50,360 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 395 proven. 117 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:42:53,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:53,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19147 states to 15081 states and 19147 transitions. [2021-11-23 00:42:53,747 INFO L276 IsEmpty]: Start isEmpty. Operand 15081 states and 19147 transitions. [2021-11-23 00:42:53,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1322 [2021-11-23 00:42:53,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:53,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:53,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:54,206 INFO L134 CoverageAnalysis]: Checked inductivity of 615 backedges. 460 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2021-11-23 00:42:55,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:55,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19150 states to 15084 states and 19150 transitions. [2021-11-23 00:42:55,363 INFO L276 IsEmpty]: Start isEmpty. Operand 15084 states and 19150 transitions. [2021-11-23 00:42:55,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1324 [2021-11-23 00:42:55,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:55,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:55,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:55,825 INFO L134 CoverageAnalysis]: Checked inductivity of 604 backedges. 458 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-11-23 00:42:59,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:59,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19186 states to 15101 states and 19186 transitions. [2021-11-23 00:42:59,307 INFO L276 IsEmpty]: Start isEmpty. Operand 15101 states and 19186 transitions. [2021-11-23 00:42:59,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1324 [2021-11-23 00:42:59,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:59,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:59,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:59,763 INFO L134 CoverageAnalysis]: Checked inductivity of 604 backedges. 458 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-11-23 00:43:01,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:01,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19192 states to 15106 states and 19192 transitions. [2021-11-23 00:43:01,389 INFO L276 IsEmpty]: Start isEmpty. Operand 15106 states and 19192 transitions. [2021-11-23 00:43:01,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1324 [2021-11-23 00:43:01,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:01,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:01,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:01,864 INFO L134 CoverageAnalysis]: Checked inductivity of 604 backedges. 458 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-11-23 00:43:03,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:03,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19196 states to 15109 states and 19196 transitions. [2021-11-23 00:43:03,037 INFO L276 IsEmpty]: Start isEmpty. Operand 15109 states and 19196 transitions. [2021-11-23 00:43:03,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1324 [2021-11-23 00:43:03,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:03,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:03,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:03,705 INFO L134 CoverageAnalysis]: Checked inductivity of 604 backedges. 458 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-11-23 00:43:04,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:04,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19198 states to 15112 states and 19198 transitions. [2021-11-23 00:43:04,706 INFO L276 IsEmpty]: Start isEmpty. Operand 15112 states and 19198 transitions. [2021-11-23 00:43:04,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1324 [2021-11-23 00:43:04,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:04,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:04,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:05,460 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 440 proven. 0 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2021-11-23 00:43:08,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:08,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19215 states to 15120 states and 19215 transitions. [2021-11-23 00:43:08,075 INFO L276 IsEmpty]: Start isEmpty. Operand 15120 states and 19215 transitions. [2021-11-23 00:43:08,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1324 [2021-11-23 00:43:08,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:08,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:08,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:08,527 INFO L134 CoverageAnalysis]: Checked inductivity of 606 backedges. 442 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2021-11-23 00:43:09,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:09,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19223 states to 15128 states and 19223 transitions. [2021-11-23 00:43:09,798 INFO L276 IsEmpty]: Start isEmpty. Operand 15128 states and 19223 transitions. [2021-11-23 00:43:09,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1325 [2021-11-23 00:43:09,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:09,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:09,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:10,271 INFO L134 CoverageAnalysis]: Checked inductivity of 626 backedges. 434 proven. 165 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:43:12,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:12,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19249 states to 15144 states and 19249 transitions. [2021-11-23 00:43:12,555 INFO L276 IsEmpty]: Start isEmpty. Operand 15144 states and 19249 transitions. [2021-11-23 00:43:12,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1325 [2021-11-23 00:43:12,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:12,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:12,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:13,017 INFO L134 CoverageAnalysis]: Checked inductivity of 626 backedges. 434 proven. 165 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:43:15,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:15,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19267 states to 15154 states and 19267 transitions. [2021-11-23 00:43:15,313 INFO L276 IsEmpty]: Start isEmpty. Operand 15154 states and 19267 transitions. [2021-11-23 00:43:15,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1325 [2021-11-23 00:43:15,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:15,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:15,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:15,787 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 566 proven. 25 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:43:18,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:18,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19284 states to 15167 states and 19284 transitions. [2021-11-23 00:43:18,015 INFO L276 IsEmpty]: Start isEmpty. Operand 15167 states and 19284 transitions. [2021-11-23 00:43:18,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1326 [2021-11-23 00:43:18,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:18,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:18,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:18,694 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 394 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:43:21,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:21,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19336 states to 15174 states and 19336 transitions. [2021-11-23 00:43:21,457 INFO L276 IsEmpty]: Start isEmpty. Operand 15174 states and 19336 transitions. [2021-11-23 00:43:21,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1328 [2021-11-23 00:43:21,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:21,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:21,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:21,916 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 448 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2021-11-23 00:43:23,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:23,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19348 states to 15177 states and 19348 transitions. [2021-11-23 00:43:23,189 INFO L276 IsEmpty]: Start isEmpty. Operand 15177 states and 19348 transitions. [2021-11-23 00:43:23,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1328 [2021-11-23 00:43:23,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:23,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:23,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:23,693 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 448 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2021-11-23 00:43:23,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:23,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19351 states to 15178 states and 19351 transitions. [2021-11-23 00:43:23,977 INFO L276 IsEmpty]: Start isEmpty. Operand 15178 states and 19351 transitions. [2021-11-23 00:43:23,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1328 [2021-11-23 00:43:23,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:23,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:24,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:24,656 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 448 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2021-11-23 00:43:25,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:25,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19359 states to 15181 states and 19359 transitions. [2021-11-23 00:43:25,928 INFO L276 IsEmpty]: Start isEmpty. Operand 15181 states and 19359 transitions. [2021-11-23 00:43:25,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1328 [2021-11-23 00:43:25,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:25,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:26,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:26,410 INFO L134 CoverageAnalysis]: Checked inductivity of 610 backedges. 414 proven. 160 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked.